Specification Brand : Cosiki BulletPoint1 : 【Secure Protection】- Give your lens the protection it deserves with our telescope eyepiece dust cap. Their unique internal thread design allows for a snug fit on lens mount threads, ensuring topnotch security for your valuable lenses. BulletPoint2 : 【 Build】- Slate off your durability concerns with telescope dust cap. Crafted from high-strength aluminum alloy, these caps stand up to varied outdoor weather conditions, enhancing their longevity. BulletPoint3 : 【Versatile Fit】- Embrace practicality with our telescope eyepiece dust cover. These caps are a fit for M54x0.75 size astronomical main mirrors or photographic sleeves with M54 external threads, covering a wide range of your equipment needs. BulletPoint4 : 【Convenient Usage】- Put an end to the hassle of clumsy operation with telescope lens dust cover. Their threaded design ensures quick, effortless installation and removal, saving valuable time during your stargazing sessions. BulletPoint5 : 【Elegant Aesthetic】- Enhance your telescope setup with our telescope eyepiece lens cap. The black finish grants a sophisticated and professional appeal to your astronomical ensemble. Color : #711 Department : Unisex Adult ExternallyAssignedProductIdentifier : 9344483237661 Finderscope : Reflex FocalLengthDescription : 190 millimeters ItemForm : Glass ItemName : Cosiki Telescope Eyepiece Dust Cap, Telescope Dust Cap Aluminium Alloy Telescope Lens Dust Cover M54x0.75 for Telescope Eyepiece ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 8 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : telescope-eyepieces Manufacturer : Cosiki Material : aluminum alloy ModelName : Cosiki8dg9prbc4y ModelNumber : Cosiki8dg9prbc4y NumberOfBoxes : 1 PartNumber : Cosiki8dg9prbc4y Pattern : Solid ProductDescription : 1. Secure Protective: The internal thread design can be screwed directly on the lens mount thread to protect the lens more securely. 2. Construction: Made from high strength aluminium alloy, these lens covers are built to last, withstanding the rigors of outdoor use in various weather conditions. 3. Wide Application: Suitable for M54x0.75 size astronomical main mirror or photographic sleeve with M54 external thread. 4. Easy to Use: The threaded design allows for quick and effortless installation, ensuring hassle operation when covering and uncovering your telescope eyepieces. 5. Design: The black finish of these dust caps adds a touch of sophistication to your telescope setup, giving it a and professional appearance.